Revetment block



FIG. 1 is a top perspective view of the “revetment block” showing ournew design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right-side elevation view thereof, the left-side view beinga mirror image of that shown; and,

FIG. 5 is a front elevation view thereof, the rear view being a mirrorimage of that shown.

The ornamental design for the “revetment block,” as shown and described.